Moderate soldering is required. Professional installation is highly recommended. Instructions and soldering tools are not included. Compatible with PS4 controllers, not suitable for other brands or models. The Hall electromagnetic joystick is made of high-quality wear-resistant materials and Hall sensors, providing more accurate, stable, and reliable performance. Effectively helps fix drifting, broken, or loose joysticks. Includes 4 Hall effect 3D simulation modules, 4 joystick covers, and opening tools. Color: As shown in photo. Material: Plastic. Package Contents: 4 x 3D simulation modules, 4 x replacement joystick covers, 1 x screwdriver (styles randomly delivered, no specific style guaranteed). Only the items listed are included; other products are not included. Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.